* BGP Routing Table Analysis Reports *
Routing Table Report 04:00 +10GMT Sun 10 Nov, 2013
Report Website: http://thyme.rand.apnic.net
Detailed Analysis: http://thyme.rand.apnic.net/current/
Analysis Summary
----------------
BGP routing table entries examined: 471507
Prefixes after maximum aggregation: 189208
Deaggregation factor: 2.49
Unique aggregates announced to Internet: 233933
Total ASes present in the Internet Routing Table: 45388
Prefixes per ASN: 10.39
Origin-only ASes present in the Internet Routing Table: 35325
Origin ASes announcing only one prefix: 16255
Transit ASes present in the Internet Routing Table: 5945
Transit-only ASes present in the Internet Routing Table: 162
Average AS path length visible in the Internet Routing Table: 4.6
Max AS path length visible: 35
Max AS path prepend of ASN ( 55644) 31
Prefixes from unregistered ASNs in the Routing Table: 737
Unregistered ASNs in the Routing Table: 203
Number of 32-bit ASNs allocated by the RIRs: 5325
Number of 32-bit ASNs visible in the Routing Table: 4118
Prefixes from 32-bit ASNs in the Routing Table: 12944
Special use prefixes present in the Routing Table: 1
Prefixes being announced from unallocated address space: 1017
Number of addresses announced to Internet: 2654781336
Equivalent to 158 /8s, 60 /16s and 191 /24s
Percentage of available address space announced: 71.7
Percentage of allocated address space announced: 71.7
Percentage of available address space allocated: 100.0
Percentage of address space in use by end-sites: 95.1
Total number of prefixes smaller than registry allocations: 164511
APNIC Region Analysis Summary
-----------------------------
Prefixes being announced by APNIC Region ASes: 111581
Total APNIC prefixes after maximum aggregation: 33935
APNIC Deaggregation factor: 3.29
Prefixes being announced from the APNIC address blocks: 113752
Unique aggregates announced from the APNIC address blocks: 47502
APNIC Region origin ASes present in the Internet Routing Table: 4872
APNIC Prefixes per ASN: 23.35
APNIC Region origin ASes announcing only one prefix: 1219
APNIC Region transit ASes present in the Internet Routing Table: 830
Average APNIC Region AS path length visible: 4.6
Max APNIC Region AS path length visible: 35
Number of APNIC region 32-bit ASNs visible in the Routing Table: 727
Number of APNIC addresses announced to Internet: 730156224
Equivalent to 43 /8s, 133 /16s and 76 /24s
Percentage of available APNIC address space announced: 85.3
APNIC AS Blocks 4608-4864, 7467-7722, 9216-10239, 17408-18431
(pre-ERX allocations) 23552-24575, 37888-38911, 45056-46079, 55296-56319,
58368-59391, 63488-63999, 131072-133631
APNIC Address Blocks 1/8, 14/8, 27/8, 36/8, 39/8, 42/8, 43/8,
49/8, 58/8, 59/8, 60/8, 61/8, 101/8, 103/8,
106/8, 110/8, 111/8, 112/8, 113/8, 114/8, 115/8,
116/8, 117/8, 118/8, 119/8, 120/8, 121/8, 122/8,
123/8, 124/8, 125/8, 126/8, 133/8, 150/8, 153/8,
163/8, 171/8, 175/8, 180/8, 182/8, 183/8, 202/8,
203/8, 210/8, 211/8, 218/8, 219/8, 220/8, 221/8,
222/8, 223/8,
ARIN Region Analysis Summary
----------------------------
Prefixes being announced by ARIN Region ASes: 162816
Total ARIN prefixes after maximum aggregation: 81578
ARIN Deaggregation factor: 2.00
Prefixes being announced from the ARIN address blocks: 163653
Unique aggregates announced from the ARIN address blocks: 75884
ARIN Region origin ASes present in the Internet Routing Table: 15917
ARIN Prefixes per ASN: 10.28
ARIN Region origin ASes announcing only one prefix: 6004
ARIN Region transit ASes present in the Internet Routing Table: 1665
Average ARIN Region AS path length visible: 4.1
Max ARIN Region AS path length visible: 24
Number of ARIN region 32-bit ASNs visible in the Routing Table: 34
Number of ARIN addresses announced to Internet: 1073522816
Equivalent to 63 /8s, 252 /16s and 168 /24s
Percentage of available ARIN address space announced: 56.8
ARIN AS Blocks 1-1876, 1902-2042, 2044-2046, 2048-2106
(pre-ERX allocations) 2138-2584, 2615-2772, 2823-2829, 2880-3153
3354-4607, 4865-5119, 5632-6655, 6912-7466
7723-8191, 10240-12287, 13312-15359, 16384-17407
18432-20479, 21504-23551, 25600-26591,
26624-27647, 29696-30719, 31744-33791
35840-36863, 39936-40959, 46080-47103
53248-55295, 62464-63487, 393216-394239
ARIN Address Blocks 3/8, 4/8, 6/8, 7/8, 8/8, 9/8, 11/8,
12/8, 13/8, 15/8, 16/8, 17/8, 18/8, 19/8,
20/8, 21/8, 22/8, 23/8, 24/8, 26/8, 28/8,
29/8, 30/8, 32/8, 33/8, 34/8, 35/8, 38/8,
40/8, 44/8, 45/8, 47/8, 48/8, 50/8, 52/8,
53/8, 54/8, 55/8, 56/8, 57/8, 63/8, 64/8,
65/8, 66/8, 67/8, 68/8, 69/8, 70/8, 71/8,
72/8, 73/8, 74/8, 75/8, 76/8, 96/8, 97/8,
98/8, 99/8, 100/8, 104/8, 107/8, 108/8, 128/8,
129/8, 130/8, 131/8, 132/8, 134/8, 135/8, 136/8,
137/8, 138/8, 139/8, 140/8, 142/8, 143/8, 144/8,
146/8, 147/8, 148/8, 149/8, 152/8, 155/8, 156/8,
157/8, 158/8, 159/8, 160/8, 161/8, 162/8, 164/8,
165/8, 166/8, 167/8, 168/8, 169/8, 170/8, 172/8,
173/8, 174/8, 184/8, 192/8, 198/8, 199/8, 204/8,
205/8, 206/8, 207/8, 208/8, 209/8, 214/8, 215/8,
216/8,
RIPE Region Analysis Summary
----------------------------
Prefixes being announced by RIPE Region ASes: 119152
Total RIPE prefixes after maximum aggregation: 60970
RIPE Deaggregation factor: 1.95
Prefixes being announced from the RIPE address blocks: 122818
Unique aggregates announced from the RIPE address blocks: 78776
RIPE Region origin ASes present in the Internet Routing Table: 17507
RIPE Prefixes per ASN: 7.02
RIPE Region origin ASes announcing only one prefix: 8290
RIPE Region transit ASes present in the Internet Routing Table: 2833
Average RIPE Region AS path length visible: 5.0
Max RIPE Region AS path length visible: 31
Number of RIPE region 32-bit ASNs visible in the Routing Table: 2463
Number of RIPE addresses announced to Internet: 656648932
Equivalent to 39 /8s, 35 /16s and 170 /24s
Percentage of available RIPE address space announced: 95.5
RIPE AS Blocks 1877-1901, 2043, 2047, 2107-2136, 2585-2614
(pre-ERX allocations) 2773-2822, 2830-2879, 3154-3353, 5377-5631
6656-6911, 8192-9215, 12288-13311, 15360-16383
20480-21503, 24576-25599, 28672-29695
30720-31743, 33792-35839, 38912-39935
40960-45055, 47104-52223, 56320-58367
59392-61439, 61952-62463, 196608-200191
RIPE Address Blocks 2/8, 5/8, 25/8, 31/8, 37/8, 46/8, 51/8,
62/8, 77/8, 78/8, 79/8, 80/8, 81/8, 82/8,
83/8, 84/8, 85/8, 86/8, 87/8, 88/8, 89/8,
90/8, 91/8, 92/8, 93/8, 94/8, 95/8, 109/8,
141/8, 145/8, 151/8, 176/8, 178/8, 185/8, 188/8,
193/8, 194/8, 195/8, 212/8, 213/8, 217/8,
LACNIC Region Analysis Summary
------------------------------
Prefixes being announced by LACNIC Region ASes: 52647
Total LACNIC prefixes after maximum aggregation: 9990
LACNIC Deaggregation factor: 5.27
Prefixes being announced from the LACNIC address blocks: 57847
Unique aggregates announced from the LACNIC address blocks: 26914
LACNIC Region origin ASes present in the Internet Routing Table: 2034
LACNIC Prefixes per ASN: 28.44
LACNIC Region origin ASes announcing only one prefix: 546
LACNIC Region transit ASes present in the Internet Routing Table: 395
Average LACNIC Region AS path length visible: 4.8
Max LACNIC Region AS path length visible: 35
Number of LACNIC region 32-bit ASNs visible in the Routing Table: 888
Number of LACNIC addresses announced to Internet: 142725492
Equivalent to 8 /8s, 129 /16s and 209 /24s
Percentage of available LACNIC address space announced: 85.1
LACNIC AS Blocks 26592-26623, 27648-28671, 52224-53247,
61440-61951, 262144-263679 plus ERX transfers
LACNIC Address Blocks 177/8, 179/8, 181/8, 186/8, 187/8, 189/8, 190/8,
191/8, 200/8, 201/8,
AfriNIC Region Analysis Summary
-------------------------------
Prefixes being announced by AfriNIC Region ASes: 11771
Total AfriNIC prefixes after maximum aggregation: 2590
AfriNIC Deaggregation factor: 4.54
Prefixes being announced from the AfriNIC address blocks: 12420
Unique aggregates announced from the AfriNIC address blocks: 4032
AfriNIC Region origin ASes present in the Internet Routing Table: 677
AfriNIC Prefixes per ASN: 18.35
AfriNIC Region origin ASes announcing only one prefix: 196
AfriNIC Region transit ASes present in the Internet Routing Table: 136
Average AfriNIC Region AS path length visible: 4.7
Max AfriNIC Region AS path length visible: 24
Number of AfriNIC region 32-bit ASNs visible in the Routing Table: 6
Number of AfriNIC addresses announced to Internet: 48106240
Equivalent to 2 /8s, 222 /16s and 11 /24s
Percentage of available AfriNIC address space announced: 47.8
AfriNIC AS Blocks 36864-37887, 327680-328703 & ERX transfers
AfriNIC Address Blocks 41/8, 102/8, 105/8, 154/8, 196/8, 197/8,
APNIC Region per AS prefix count summary
----------------------------------------
ASN No of nets /20 equiv MaxAgg Description
4766 2934 11557 943 Korea Telecom (KIX)
17974 2715 903 89 PT TELEKOMUNIKASI INDONESIA
7545 2112 319 111 TPG Internet Pty Ltd
4755 1787 391 187 TATA Communications formerly
9829 1541 1242 46 BSNL National Internet Backbo
9498 1211 309 74 BHARTI Airtel Ltd.
9583 1188 91 512 Sify Limited
7552 1157 1080 13 Vietel Corporation
4808 1150 2124 339 CNCGROUP IP network: China169
24560 1094 380 163 Bharti Airtel Ltd., Telemedia
Complete listing at http://thyme.rand.apnic.net/current/data-ASnet-APNIC
ARIN Region per AS prefix count summary
---------------------------------------
ASN No of nets /20 equiv MaxAgg Description
6389 3054 3688 56 BellSouth.net Inc.
22773 2194 2939 138 Cox Communications, Inc.
18566 2057 379 178 MegaPath Corporation
1785 2038 684 131 PaeTec Communications, Inc.
20115 1683 1654 608 Charter Communications
4323 1633 1102 421 Time Warner Telecom
701 1506 11146 782 MCI Communications Services,
30036 1385 313 576 Mediacom Communications Corp
7018 1339 17779 872 AT&T WorldNet Services
6983 1293 755 578 ITC^Deltacom
Complete listing at http://thyme.rand.apnic.net/current/data-ASnet-ARIN
RIPE Region per AS prefix count summary
---------------------------------------
ASN No of nets /20 equiv MaxAgg Description
8402 1941 544 17 OJSC "Vimpelcom"
34984 1362 244 223 TELLCOM ILETISIM HIZMETLERI A
20940 1135 419 852 Akamai Technologies European
31148 1005 44 18 FreeNet ISP
13188 887 99 48 TOV "Bank-Inform"
6849 862 356 30 JSC UKRTELECOM,
8551 784 370 41 Bezeq International
6830 770 2327 422 UPC Distribution Services
12479 677 798 55 Uni2 Autonomous System
35228 544 246 16 Avatar Broadband Limited
Complete listing at http://thyme.rand.apnic.net/current/data-ASnet-RIPE
LACNIC Region per AS prefix count summary
-----------------------------------------
ASN No of nets /20 equiv MaxAgg Description
28573 3446 1788 85 NET Servicos de Comunicao S.A
10620 2648 429 233 TVCABLE BOGOTA
7303 1727 1146 232 Telecom Argentina Stet-France
18881 1548 908 20 Global Village Telecom
8151 1364 2851 419 UniNet S.A. de C.V.
11830 848 364 15 Instituto Costarricense de El
27947 844 93 90 Telconet S.A
6503 790 434 61 AVANTEL, S.A.
7738 780 1498 36 Telecomunicacoes da Bahia S.A
26615 748 1749 26 Tim Brasil S.A.
Complete listing at http://thyme.rand.apnic.net/current/data-ASnet-LACNIC
AfriNIC Region per AS prefix count summary
------------------------------------------
ASN No of nets /20 equiv MaxAgg Description
36998 1864 112 5 Sudanese Mobile Telephone (ZA
24863 891 338 30 LINKdotNET AS number
6713 554 633 26 Itissalat Al-MAGHRIB
8452 411 956 9 TEDATA
24835 298 144 9 RAYA Telecom - Egypt
3741 256 921 214 The Internet Solution
36992 229 501 29 Etisalat MISR
29571 224 17 12 Ci Telecom Autonomous system
15706 221 32 6 Sudatel Internet Exchange Aut
29975 192 668 21 Vodacom
Complete listing at http://thyme.rand.apnic.net/current/data-ASnet-AFRINIC
Global Per AS prefix count summary
----------------------------------
ASN No of nets /20 equiv MaxAgg Description
28573 3446 1788 85 NET Servicos de Comunicao S.A
6389 3054 3688 56 BellSouth.net Inc.
4766 2934 11557 943 Korea Telecom (KIX)
17974 2715 903 89 PT TELEKOMUNIKASI INDONESIA
10620 2648 429 233 TVCABLE BOGOTA
22773 2194 2939 138 Cox Communications, Inc.
7545 2112 319 111 TPG Internet Pty Ltd
18566 2057 379 178 MegaPath Corporation
1785 2038 684 131 PaeTec Communications, Inc.
8402 1941 544 17 OJSC "Vimpelcom"
Complete listing at http://thyme.rand.apnic.net/current/data-ASnet
Global Per AS Maximum Aggr summary
----------------------------------
ASN No of nets Net Savings Description
6389 3054 2998 BellSouth.net Inc.
17974 2715 2626 PT TELEKOMUNIKASI INDONESIA
10620 2648 2415 TVCABLE BOGOTA
22773 2194 2056 Cox Communications, Inc.
7545 2112 2001 TPG Internet Pty Ltd
4766 2934 1991 Korea Telecom (KIX)
8402 1941 1924 OJSC "Vimpelcom"
1785 2038 1907 PaeTec Communications, Inc.
18566 2057 1879 MegaPath Corporation
36998 1864 1859 Sudanese Mobile Telephone (ZA
Complete listing at http://thyme.rand.apnic.net/current/data-CIDRnet
List of Unregistered Origin ASNs (Global)
-----------------------------------------
Bad AS Designation Network Transit AS Description
62828 UNALLOCATED 8.21.130.0/24 3356 Level 3 Communicatio
62850 UNALLOCATED 8.25.147.0/24 3356 Level 3 Communicatio
62734 UNALLOCATED 8.31.128.0/24 6939 Hurricane Electric
62773 UNALLOCATED 8.35.180.0/22 3356 Level 3 Communicatio
15132 UNALLOCATED 12.9.150.0/24 7018 AT&T WorldNet Servic
62719 UNALLOCATED 12.27.130.0/24 4323 Time Warner Telecom
13317 UNALLOCATED 12.44.10.0/24 7018 AT&T WorldNet Servic
23502 UNALLOCATED 12.44.44.0/24 7018 AT&T WorldNet Servic
17300 UNALLOCATED 12.45.103.0/24 209 Qwest Communications
17300 UNALLOCATED 12.45.110.0/24 701 MCI Communications S
Complete listing at http://thyme.rand.apnic.net/current/data-badAS
Prefixes from private and non-routed address space (Global)
-----------------------------------------------------------
Prefix Origin AS Description
100.100.0.0/24 4847 China Networks Inter-Exchange
Complete listing at http://thyme.rand.apnic.net/current/data-dsua
Advertised Unallocated Addresses
--------------------------------
Network Origin AS Description
23.90.128.0/18 27418 OUTOFWALL INC.
23.90.192.0/18 3257 Tiscali Intl Network
23.91.0.0/19 40676 Psychz Networks
23.91.4.0/24 40676 Psychz Networks
23.91.14.0/24 40676 Psychz Networks
23.91.32.0/19 36315 Servpac Inc.
23.91.80.0/20 21560 Capital Technology Services G
23.91.96.0/20 37958 ChinaCache Networks ASN
23.91.112.0/21 32475 MidPhase Inc.
23.91.160.0/19 36493 3757277 Canada Inc. (oa 295.c
Complete listing at http://thyme.rand.apnic.net/current/data-add-IANA
Number of prefixes announced per prefix length (Global)
-------------------------------------------------------
/1:0 /2:0 /3:0 /4:0 /5:0 /6:0
/7:0 /8:16 /9:11 /10:31 /11:92 /12:254
/13:474 /14:923 /15:1628 /16:12842 /17:6761 /18:11348
/19:23134 /20:32798 /21:35561 /22:49863 /23:43778 /24:249471
/25:880 /26:1002 /27:477 /28:50 /29:79 /30:20
/31:0 /32:14
Advertised prefixes smaller than registry allocations
-----------------------------------------------------
ASN No of nets Total ann. Description
18566 2011 2057 MegaPath Corporation
36998 1829 1864 Sudanese Mobile Telephone (ZA
6389 1707 3054 BellSouth.net Inc.
8402 1608 1941 OJSC "Vimpelcom"
22773 1457 2194 Cox Communications, Inc.
30036 1231 1385 Mediacom Communications Corp
11492 1192 1232 Cable One
1785 1086 2038 PaeTec Communications, Inc.
6983 1034 1293 ITC^Deltacom
22561 972 1249 Digital Teleport, Inc
Complete listing at http://thyme.rand.apnic.net/current/data-sXXas-nos
Number of /24s announced per /8 block (Global)
----------------------------------------------
1:896 2:850 3:3 4:17 5:1024 6:21
8:617 12:1897 13:3 14:897 15:11 16:3
17:18 18:19 20:21 23:540 24:1743 27:1629
31:1497 32:45 33:2 34:5 36:83 37:1913
38:915 39:4 40:181 41:3250 42:265 44:14
46:2026 47:10 49:688 50:845 52:12 54:42
55:5 56:4 57:26 58:1160 59:573 60:375
61:1469 62:1225 63:1989 64:4353 65:2345 66:4149
67:2106 68:1107 69:3303 70:874 71:488 72:2046
74:2562 75:315 76:305 77:1163 78:1058 79:667
80:1300 81:1037 82:653 83:630 84:588 85:1253
86:382 87:1013 88:558 89:1558 90:150 91:5648
92:622 93:1607 94:2035 95:1602 96:510 97:345
98:1050 99:40 100:31 101:628 103:3552 105:527
106:142 107:215 108:532 109:1935 110:973 111:1114
112:592 113:811 114:746 115:1049 116:1001 117:827
118:1171 119:1279 120:337 121:750 122:1875 123:1260
124:1364 125:1438 128:674 129:229 130:332 131:665
132:365 133:157 134:555 135:67 136:279 137:244
138:350 139:177 140:198 141:332 142:542 143:398
144:499 145:88 146:529 147:405 148:776 149:368
150:138 151:587 152:409 153:205 154:51 155:501
156:290 157:418 158:278 159:777 160:360 161:459
162:843 163:226 164:634 165:586 166:259 167:634
168:1044 169:125 170:1120 171:182 172:27 173:1587
174:687 175:515 176:1310 177:2443 178:1958 179:215
180:1585 181:842 182:1340 183:465 184:667 185:1006
186:2630 187:1484 188:1870 189:1248 190:7130 192:7042
193:5424 194:4049 195:3366 196:1333 197:1060 198:4746
199:5479 200:6075 201:2441 202:8957 203:8825 204:4537
205:2646 206:2838 207:2826 208:3987 209:3646 210:3004
211:1568 212:2151 213:1991 214:896 215:91 216:5410
217:1688 218:627 219:323 220:1280 221:569 222:327
223:502
End of report
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